Click on the third or sixth rank to set the en passant target square.

EGTB: draw

# move score
1 Kb7 draw
2 Kb8 draw
3 Kd7 draw
4 Kd8 draw
5 Rc1 draw
6 Rc2 draw
7 Rc5 draw
8 Rc6 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Ra7 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves